Well... It would be organelles because organelles are specialized parts in the body that move around in the cytoplasm and perform necessary things for the body's every day life.
Organisms
cells
Food. Shelter. Water. Love.
Organsim
The nucleus controls the cells activities and also contains the necessary genetical information required for cell division or mitosis.
The process by which cells use energy to maintain life activities would be respiration.
Bacteria are the simplest single cells that carry's out all basic life activities
Jumping, catching and fishing. Really, tigers can fish for food.
because it is necessary for the organisms to perform different metabolic activities for their life cycle.all the organisms have different functionaries. so their for all the organisms produce different cells in order to maintain their life cycle.
cell
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Cell
The cell